Apps & Tools Studio

Crafting Exceptional Digital Experiences

We build thoughtfully designed apps and free online tools that solve real problems. Clean interfaces, powerful features, and relentless attention to detail.

Explore Our Apps Free Online Tools
Our Apps

Mobile Apps for Real People

Each app is crafted with care, focusing on solving specific problems while respecting your privacy and time.

Pixel Converter Pro logo
Developer Tools

Pixel Converter Pro

Design Unit Calculator

The only true pixel converter app on iOS. Convert between pixels, inches, centimeters, and 10+ other units with professional-grade accuracy. Perfect for designers and developers.

Real-time Conversion PPI Calculator Typography Scale
View on App Store Use Online Version
Pixel Converter Pro screenshot
WhyBuddy logo
Education

WhyBuddy

Explain Anything to Kids

Turn any complex topic into kid-friendly explanations. Perfect for parents facing those unexpected "Why?" moments—from death and divorce to democracy and dinosaurs.

Age-Adaptive Multiple Profiles Word of the Day
View on App Store Visit WhyBuddy.com
WhyBuddy screenshot
Queens logo
Games

Queens

Logic Puzzle Game

The Queens puzzle game done right. Unlimited procedurally generated puzzles, all levels unlocked, no subscriptions, no pay-to-win. Just pure, satisfying logic puzzles.

Unlimited Puzzles 5 Difficulty Tiers Fully Accessible
View on App Store
Queens screenshot
AI Text Rewriter logo
Productivity

AI Text Rewriter

AI Paper Rewriter & Paraphraser

Transform your writing with advanced AI. Choose from formal, simplified, creative, or concise modes. Import PDFs, get intelligent feedback, and track your writing progress.

4 Writing Styles PDF Import AI Feedback
View on App Store
AI Text Rewriter screenshot
AI Advice logo
Lifestyle

AI Advice

Life Guide & Answers

Your personal AI life coach, available 24/7. Get thoughtful, judgment-free guidance on relationships, career decisions, personal growth, and any of life's challenges.

Multiple AI Styles Save Favorites Private & Secure
View on App Store
AI Advice screenshot

Building Software That Respects You

HWY Enigma LLC is an independent software studio focused on creating apps and tools that genuinely help people. We believe software should be thoughtfully designed, privacy-respecting, and accessible to everyone.

Every product we build starts with a simple question: "What problem are we actually solving?" From there, we obsess over the details—clean interfaces, fast performance, and features that make sense.

Privacy First

We don't collect data we don't need. Your information stays on your device.

No Dark Patterns

Transparent pricing, no manipulative tactics. You know exactly what you're getting.

Crafted with Care

Every detail matters. From icons to interactions, we sweat the small stuff.

Let's Connect

Have questions, feedback, or just want to say hello? We'd love to hear from you.

Contact Support

Need help or have a question about our apps?

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Legal

Terms of service and legal information

Terms of Service